Model: S2-21803-8-7

Tapping Screw

Properties:

Fastener Length

0.437 inches

Head Style

Flat countersunk

Head Diameter

Between 0.308 inches and 0.332 inches

Internal Drive Style

Cross recess type 1

Features Provided

Casehardened

Nonmachine Thread Style

Dog type (type b or c)

Countersink Angle

100.0 degrees

Nonmachine Thread Diameter

0.163 inches

Material

Steel

NSN

5305-00-282-0444

Part Number

S2-21803-8-7

Description

Screw,tapping

CAGE

45722

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.

Part S2-21803-8-7 NSN 5305-00-282-0444

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

41756

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318140000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Self-tapping screws of iron or steel